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(parent: 44b9f44) | patch
drm/nouveau: disable copy engine on NVAF
authorHenrik Rydberg <rydberg@euromail.se>
Sat, 4 Aug 2012 06:00:45 +0000 (08:00 +0200)
committerBen Skeggs <bskeggs@redhat.com>
Mon, 13 Aug 2012 23:36:52 +0000 (09:36 +1000)
commitfe0aac129c247be62fd8ad697ff510523fd71f74
tree6e7c5d15d7d1e0b48a4b2b265fcbfd0054ef1995tree | snapshot (tar.gz zip)
parent44b9f44e111c1e4a50bff66a642cc7c5cb59af4ecommit | diff
drm/nouveau: disable copy engine on NVAF

The copy engine exhibits random memory corruption in at least one case, the
GeForce 320M (nv50, 0xaf) in the MacBookAir3,1.

This patch omits creating the engine for the specific chipset, falling back
to M2MF, which kills the symptoms.

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
drivers/gpu/drm/nouveau/nouveau_state.c diff | blob | blame | history